Drucker, Peter F. 1909-2005 Management : tasks, responsibilities, practices / by Peter F. Drucker - First Harper Business edition - New York : Harper Business, 1993 - xii, 839 pages ; 21 cm Includes bibliographic references (p.813-818) and index ISBN: 0060912073 9780887306150 0887306152 Subjects--Topical Terms: Management LC Class. No.: HD31 / DRU